December weather forecast
Sarnaki, Poland

December

Weather in December

December, the first month of the winter in Sarnaki, is also an icy month, with temperature in the range of an average high of 1.2°C (34.2°F) and an average low of -1.7°C (28.9°F).

Temperature

December's arrival coincides with a drop in the average high-temperature, decreasing from November's frosty 6.5°C (43.7°F) to a cold 1.2°C (34.2°F). Sarnaki experiences an average nighttime temperature of -1.7°C (28.9°F) in December, reflecting a minor difference from the day's peak.

Humidity

The average relative humidity in December in Sarnaki is 89%.

Rainfall

In Sarnaki, in December, during 10.2 rainfall days, 34mm (1.34") of precipitation is typically accumulated. In Sarnaki, during the entire year, the rain falls for 144.9 days and collects up to 439mm (17.28") of precipitation.

Snowfall

Months with snowfall in Sarnaki, Poland, are January through April, October through December. In December, it is snowing for 13 days. Throughout December, 89mm (3.5") of snow is accumulated. In Sarnaki, Poland, during the entire year, snow falls for 61.8 days and aggregates up to 481mm (18.94") of snow.

Daylight

With an average of 7h and 48min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 07:16 and sunset at 15:19. On the last day of December, sunrise is at 07:38 and sunset at 15:25 CET.

Sunshine

In Sarnaki, the average sunshine in December is 2.8h.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: During December, 1 as the daily maximum UV index converts into the following advice:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.

Frequently asked questions

How cold is December in Sarnaki?
An average high-temperature, in December, in Sarnaki, is 1.2°C (34.2°F) and the average low-temperature is -1.7°C (28.9°F).
What is the average humidity in December in Sarnaki?
In Sarnaki, Poland, the average relative humidity in December is 89%.
How much does it rain in Sarnaki in December?
In Sarnaki, during December, the rain falls for 10.2 days and regularly aggregates up to 34mm (1.34") of precipitation.
How much does it snow in Sarnaki in December?
In Sarnaki, Poland, in December, during 13 snowfall days, 89mm (3.5") of snow is typically accumulated.
What is the month with the shortest days in Sarnaki?
December has the shortest days of the year in Sarnaki, with an average of 7h and 48min of daylight.
What is the average length of the day in December in Sarnaki?
The average day length in December in Sarnaki is 7h and 47min.
What time are sunrise and sunset in December in Sarnaki?
On the first day of December, sunrise is at 07:16 and sunset at 15:19. On the last day of the month, sunrise is at 07:38 and sunset at 15:25 CET.
How many hours of sunshine does Sarnaki have in December?
In December, the average sunshine duration in Sarnaki, Poland, is 2.8h.
What are the months with the lowest UV index in Sarnaki?
The months with the lowest UV index are January and December, with an average maximum UV index of 1.
What is the UV index intensity in December in Sarnaki?
In Sarnaki, the average daily maximum UV index in December is 1. A UV Index value of 2, and less, symbolizes a low health threat from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December - Sarnaki, Poland
Average temperature in December
Sarnaki, Poland
  • Average high temperature in December: 1.2°C

The warmest month (with the highest average high temperature) is August (24.7°C).
The month with the lowest average high temperature is January (-1.3°C).

  • Average low temperature in December: -1.7°C

The months with the highest average low temperature are July and August (14.3°C).
The coldest month (with the lowest average low temperature) is January (-4.5°C).

Average pressure in December - Sarnaki, Poland
Average pressure in December
Sarnaki, Poland
  • Average pressure in December: 1016.4mbar

The month with the highest atmospheric pressure is October (1018.6mbar).
The month with the lowest atmospheric pressure is July (1013.4mbar).

Average wind speed in December - Sarnaki, Poland
Average wind speed in December
Sarnaki, Poland
  • Average wind speed in December: 13.7km/h

The windiest month (with the highest average wind speed) is December (13.7km/h).
The calmest month (with the lowest average wind speed) is August (10.1km/h).

Average humidity in December - Sarnaki, Poland
Average humidity in December
Sarnaki, Poland
  • Average humidity in December: 89%

The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is August (68%).

Average rainfall in December - Sarnaki, Poland
Average rainfall in December
Sarnaki, Poland
  • Average rainfall in December: 34mm

The wettest month (with the highest rainfall) is May (67mm).
The driest month (with the least rainfall) is November (20mm).

Average rainfall days in December - Sarnaki, Poland
Average rainfall days in December
Sarnaki, Poland
  • Average rainfall days in December: 10.2 days

The month with the highest number of rainy days is July (18.7 days).
The month with the least rainy days is January (7.3 days).

Average snowfall in December - Sarnaki, Poland
Average snowfall in December
Sarnaki, Poland
  • Average snowfall in December: 89mm

The month with the highest snowfall is January (164mm).
The months with the least snowfall are May, June, July, August and September (0mm).

Average snowfall days in December - Sarnaki, Poland
Average snowfall days in December
Sarnaki, Poland
  • Average snowfall days in December: 13 days

The month with the highest number of snowfall days is January (18.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December / Average sunshine in December - Sarnaki, Poland
Average daylight in December /
Average sunshine in December
Sarnaki, Poland
  • Average daylight in December: 7h and 5min

The month with the longest days is June (Average daylight: 16h and 42min).
The month with the shortest days is December (Average daylight: 7h and 48min).

  • Average sunshine in December: 2h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 30min).
The months with the least sunshine are January and February (Average sunshine: 2h and 18min).

Average sunshine days in December - Sarnaki, Poland
Average sunshine days in December
Sarnaki, Poland
  • Average sunshine days in December: 10.6 days

The month with the most sunshine days is October (18.5 days).
The month with the least sunshine days is January (7.2 days).

Average UV index in December - Sarnaki, Poland
Average UV index in December
Sarnaki, Poland
  • Average UV index in December: 1

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

Average cloud cover in December - Sarnaki, Poland
Average cloud cover in December
Sarnaki, Poland
  • Average cloud cover in December: 73

The month with the most cloud cover is January (Cloud cover 79).
The month with the least cloud cover is August (Cloud cover 32).

Average visibility in December - Sarnaki, Poland
Average visibility in December
Sarnaki, Poland
  • Average visibility in December: 8km

The months with the highest visibility are April, May, June, July, August, September and October (9km).
The months with the lowest visibility are January and February (7km).

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